15 Best Classic Beauty Products

See the tried-and-true beauty products our readers have been using for years -- and never plan to give up

Best Classic Beauty Product No. 12: Lancôme Définicils, $27.50TotalBeauty.com Average Member Rating: 8.5*
Why it's great: "There is a reason this is so best selling and wins so many awards," writes one reviewer. "It is simply awesome: Easy to use, provides great volume and definition and is long lasting without clumps and flaking." Other readers are equally impressed. "I love how after three coats of this, it doesn't clump and lifts my thin, straight-down lashes," another reader writes.